DE3013498A1 - Optischer modulator sowie laser-graviervorrichtung mit einem derartigen modulator - Google Patents

Optischer modulator sowie laser-graviervorrichtung mit einem derartigen modulator

Info

Publication number
DE3013498A1
DE3013498A1 DE19803013498 DE3013498A DE3013498A1 DE 3013498 A1 DE3013498 A1 DE 3013498A1 DE 19803013498 DE19803013498 DE 19803013498 DE 3013498 A DE3013498 A DE 3013498A DE 3013498 A1 DE3013498 A1 DE 3013498A1
Authority
DE
Germany
Prior art keywords
components
cell
light
optical
prism
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19803013498
Other languages
German (de)
English (en)
Other versions
DE3013498C2 (ja
Inventor
John Aughton
John Edward Stovell
Alberto Yi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Crosfield Business Machines Ltd
Original Assignee
Crosfield Business Machines Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Crosfield Business Machines Ltd filed Critical Crosfield Business Machines Ltd
Publication of DE3013498A1 publication Critical patent/DE3013498A1/de
Application granted granted Critical
Publication of DE3013498C2 publication Critical patent/DE3013498C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/0305—Constructional arrangements
    • G02F1/0311—Structural association of optical elements, e.g. lenses, polarizers, phase plates, with the crystal

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE19803013498 1979-04-09 1980-04-08 Optischer modulator sowie laser-graviervorrichtung mit einem derartigen modulator Granted DE3013498A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7912420 1979-04-09

Publications (2)

Publication Number Publication Date
DE3013498A1 true DE3013498A1 (de) 1980-10-30
DE3013498C2 DE3013498C2 (ja) 1989-05-18

Family

ID=10504438

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803013498 Granted DE3013498A1 (de) 1979-04-09 1980-04-08 Optischer modulator sowie laser-graviervorrichtung mit einem derartigen modulator

Country Status (3)

Country Link
US (1) US4335939A (ja)
JP (1) JPS55153440A (ja)
DE (1) DE3013498A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3501967A1 (de) * 1984-01-27 1985-08-08 Yokogawa Hokushin Electric Corp., Musashino, Tokio/Tokyo Optische datenverbindung
US6331910B1 (en) 1997-07-19 2001-12-18 Deutsche Telekom Ag Arrangement and method for electrically controlling the intensity of unpolarized light

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0621901B2 (ja) * 1983-08-18 1994-03-23 富士写真フイルム株式会社 レーザビームの合波方法
US4620288A (en) * 1983-10-26 1986-10-28 American Semiconductor Equipment Technologies Data handling system for a pattern generator
US4773732A (en) * 1984-12-21 1988-09-27 Max-Planck-Gesellschaft Zur Foederung Der Wissenschaften E.V Optical interferometric apparatus with an electrically controllable intensity transmission factor
JPS61285430A (ja) * 1985-06-12 1986-12-16 Yamaichi Electric Mfg Co Ltd 光路切換機構
US4681450A (en) * 1985-06-21 1987-07-21 Research Corporation Photodetector arrangement for measuring the state of polarization of light
US4699472A (en) * 1986-02-21 1987-10-13 The United States Of America As Represented By The Secretary Of The Army Polarization controlling device and method
NL8802517A (nl) * 1988-10-13 1990-05-01 Philips Nv Beeldprojektie-inrichting.
US5305136A (en) * 1992-03-31 1994-04-19 Geo-Centers, Inc. Optically bidirectional fast optical switch having reduced light loss
US5194980A (en) * 1992-05-29 1993-03-16 Eastman Kodak Company Thresholded, high power laser beam scanning system
USRE37752E1 (en) 1992-10-29 2002-06-18 Equinox Corporation Polarization viewer
US5557324A (en) * 1992-10-29 1996-09-17 The Johns Hopkins University Polorization viewer
US5315604A (en) * 1993-01-28 1994-05-24 International Business Machines Corporation Optical structure for adjusting the peak power of a laser beam
US5981902A (en) * 1994-12-15 1999-11-09 Mitsubishi Chemical Corporation Texturing apparatus for magnetic recording medium and magnetic recording medium process thereby
US6518540B1 (en) 1998-06-16 2003-02-11 Data Storage Institute Method and apparatus for providing ablation-free laser marking on hard disk media
GB9912072D0 (en) * 1999-05-24 1999-07-21 Eev Ltd Electro-optic devices
AU3352001A (en) * 2000-02-08 2001-08-20 Opticom International Ltd. Optical switch
US8184984B1 (en) * 2002-11-13 2012-05-22 Finisar Corporation Optical transceiver having a modulating component
DE10324478B3 (de) * 2003-05-30 2004-12-09 Leica Microsystems Heidelberg Gmbh Vorrichtung zum Ermitteln der Lichtleistung eines Lichtstrahles und Scanmikroskop
US7522642B2 (en) * 2006-03-29 2009-04-21 Amo Development Llc Method and system for laser amplification using a dual crystal Pockels cell
US8270067B1 (en) * 2008-07-28 2012-09-18 Optoplex Corporation Sagnac delay-line interferometer for DPSK demodulation
RU2477503C2 (ru) * 2011-06-08 2013-03-10 Государственное Научное Учреждение "Институт Физики Имени Б.И. Степанова Национальной Академии Наук Беларуси" Полностью оптический модулятор лазерного излучения на основе многослойных гетероструктур (варианты)
US10114157B2 (en) * 2012-09-20 2018-10-30 Applied Materials, Inc. Pulse width controller
US9971159B2 (en) * 2016-10-19 2018-05-15 Coherent, Inc. Reflective laser line-beam generator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745316A (en) * 1952-12-23 1956-05-15 Rca Corp High efficiency polarizing light valve
US3586416A (en) * 1968-07-18 1971-06-22 Philips Corp Light modulator by gated interferometry
US3684350A (en) * 1970-08-17 1972-08-15 Westinghouse Electric Corp Light beam polarization modulator

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3214590A (en) * 1962-06-28 1965-10-26 Bell Telephone Labor Inc Communication receiver utilizing negative feedback polarization modulation of electromagnetic waves and communication system including said receiver
US3512890A (en) * 1965-07-27 1970-05-19 Donald J Mclaughlin Optical gyroscope having means for resolving ambiguities of velocity and direction
US3499699A (en) * 1965-09-21 1970-03-10 North American Rockwell Wide-band light-modulator
US3704061A (en) * 1970-03-25 1972-11-28 David Neil Travis Wavelength selective mirror systems
GB1409711A (en) * 1971-06-08 1975-10-15 Redifon Ltd Optical systems
US3923415A (en) * 1974-06-13 1975-12-02 Westinghouse Electric Corp Steam turbine erosion reduction by ultrasonic energy generation
US4135822A (en) * 1976-01-19 1979-01-23 Massachusetts Institute Of Technology Laser gyroscope
JPS6049297B2 (ja) * 1977-05-31 1985-11-01 日本電気株式会社 光アイソレ−タ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745316A (en) * 1952-12-23 1956-05-15 Rca Corp High efficiency polarizing light valve
US3586416A (en) * 1968-07-18 1971-06-22 Philips Corp Light modulator by gated interferometry
US3684350A (en) * 1970-08-17 1972-08-15 Westinghouse Electric Corp Light beam polarization modulator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3501967A1 (de) * 1984-01-27 1985-08-08 Yokogawa Hokushin Electric Corp., Musashino, Tokio/Tokyo Optische datenverbindung
US6331910B1 (en) 1997-07-19 2001-12-18 Deutsche Telekom Ag Arrangement and method for electrically controlling the intensity of unpolarized light

Also Published As

Publication number Publication date
US4335939A (en) 1982-06-22
DE3013498C2 (ja) 1989-05-18
JPS55153440A (en) 1980-11-29

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Legal Events

Date Code Title Description
OI Miscellaneous see part 1
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee